It started on the market as a prescription treatment for acne, then it was discovered to have the side benefit of reducing wrinkles in older acne sufferers, so it is also marketed for that use as Retinol.

Rogain was originally developed as a medication to control high blood pressure, then it was discovered when applied topically, re-grew hair.

Many anti-seizure medications (Neurantin, Topamax and Depakote, to name three off the top of my head) are now prescribed for treatment of bipolar affective disorder.

There's a lot of medications out there that were developed for one use, and now are prescribed to treat a number of different conditions._________________The two most abuntant elements in the universe are hydrogen and stupidity - Harlan Ellison

my brother used wellbutrin to quit smoking. it was originally used as an antidepressent for mildly depressed people, then they found that users spontaneously quit smoking. my brother always likes his doctor's take on it = "it turned out to be a genuine side effect!"_________________aka: neverscared!